Home / 27,903.57-41,843.24-10,128.32

Finding the Fourth Proportional to 27,903.57, 41,843.24 and 10,128.32

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Solution

The fourth proportional to 27,903.57, 41,843.24 and 10,128.32 is: 15,188.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,903.57 : 41,843.24 = 10,128.32 : x
  2. Step 2: Convert to fraction form
    27,903.57/41,843.24 = 10,128.32/x
  3. Step 3: Cross multiply
    27,903.57x = 41,843.24 × 10,128.32
  4. Step 4: Simplify right side
    27,903.57x = 423,801,746.92
  5. Step 5: Solve for x
    x = 423,801,746.92/27,903.57
  6. Step 6: Final answer
    x = 15,188.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.